1. A machine shop worker records the mass of an aluminum cube as 176 g. If one side of the cube measures 4 cm, what is the density of the aluminum? 2. A teacher performing a demonstration finds that a piece of cork displaces 23.5 mL of water. The piece of cork has a mass of 5.7 g. What is the density of the cork?

3. A carver begins work on a block of granite that measures 20 cm by 10 cm by 5 cm. If the block of granite has a mass of 2700 g, what is the density of the grams?

4. A piece of PVC plumbing pipe displaces 60 mL when placed into a container of water. If the pipe has a mass of 78 g, what is the density of PVC?

5. A solid magnesium flare has a mass of 1300 g and a volume of 743 cm3. What is the density of the magnesium?
please help :(

Calvin is a 12-year-old boy. due to pressure from his friends, he has started consuming certain toxic materials that are addictive and harmful. calvin is a victim of what type of abuse? a. sexual b. substance c. physical d. emotional

Ineed to interview a person with a toddler : )

Summarize the neurobiology of addiction section in 3-4 sentences. summarize the evolutionary history of cravings in 3-4 sentences. then explain how the "science of getting hooked" article, and these issues, relate to your own life. then connect this discussion to recreational marijuana. new york state is getting very close to legalizing recreational marijuana, which is why they carried out the above study on potential impact of regulation. what are the potential health impacts cited in the above study if marijuana were to be regulated in ny? how do you think addiction would be impacted by regulated marijuana? considering what you now know about the brain, body and addiction, what are your thoughts on legalization of recreational marijuana in new york state?